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Planning application

20 Blenheim Terrace London NW8 0EB

Awaiting decision Westminster 26/00377/FULL Full Planning Permission Application

Works: Windows or glazing

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Replacement of a window with a door at rear, raise level of rear flat roof, installation of new railings, all in association with the use of the flat roof as a terrace. Installation of replacement windows to front and rear.

As published by the council, reference 26/00377/FULL

Application record

Reference
26/00377/FULL
Type
Full Planning Permission Application
Status
Pending
Received
22 Jan 2026
Validated
25 Mar 2026
Ward
Abbey Road
Postcode
NW8 0EB

Timeline

Dates from the published record

  1. 22 Jan 2026

    Received by Westminster

  2. 25 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 20 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Westminster took a median of 65 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

CROE Architects LLP Agent, an architecture practice registered in Hitchin

Active · incorporated 2016 · Hitchin

37 applications on PlanIndex · across 9 councils · 93% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

12 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 89 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

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